windows: Try to get ESRT from WMI

Signed-off-by: Daniel Schaefer <[email protected]>

framework_lib/Cargo.toml

@@ -12,7 +12,7 @@ unix = ["std", "raw_pio", "smbios", "dep:nix", "dep:libc"]
 linux = ["unix", "linux_pio", "cros_ec_driver"]
 freebsd = ["unix", "freebsd_pio"]
 # Windows does not have the cros_ec driver nor raw port I/O access to userspace
-windows = ["std", "smbios", "dep:windows", "win_driver", "raw_pio"]
+windows = ["std", "smbios", "dep:windows", "win_driver", "raw_pio", "dep:wmi"]
 smbios = ["dep:smbios-lib"]
 std = ["dep:clap", "dep:clap-verbosity-flag", "dep:env_logger", "smbios-lib?/std", "dep:hidapi", "dep:rusb"]
 uefi = [
@@ -60,6 +60,7 @@ hidapi = { version = "2.1.0", optional = true }
 rusb = { version = "0.9.1", optional = true }
 no-std-compat = { version = "0.4.1", features = [ "alloc" ] }
 guid_macros = { path = "../guid_macros" }
+wmi = { version = "0.13.3", optional = true }
 
 [dependencies.smbios-lib]
 git = "https://github.com/FrameworkComputer/smbios-lib.git"

framework_lib/src/commandline/mod.rs

@@ -289,6 +289,19 @@ fn flash_dp_hdmi_card(pd_bin_path: &str) {
     }
 }
 
+#[cfg(target_os = "windows")]
+fn windows_esrt() {
+    use wmi::*;
+    let wmi_con = WMIConnection::new(COMLibrary::new()?)?;
+    use std::collections::HashMap;
+    use wmi::Variant;
+    let results: Vec<HashMap<String, Variant>> = wmi_con.raw_query("SELECT HardwareID FROM Win32PnPEntity WHERE ClassGUID = '{f2e7dd72-6468-4e36-b6f1-6488f42c1b52}'").unwrap();
+
+    for hardware_id in results {
+        println!("{:#?}", hardware_id);
+    }
+}
+
 fn print_versions(ec: &CrosEc) {
     println!("UEFI BIOS");
     if let Some(smbios) = get_smbios() {
@@ -386,6 +399,9 @@ fn print_versions(ec: &CrosEc) {
         println!("  Unknown");
     }
 
+    #[cfg(target_os = "windows")]
+    windows_esrt();
+
     #[cfg(feature = "linux")]
     {
         println!("CSME");